Respect your tools. Marcus Aurelius 6.40
Civilization requires us to inherit and transmit a material legacy that needs careful looking after. Tools won't use and repair themselves well if we neglect to maintain them. Proper maintenance requires us to think about what they were created originally to do (which does not imply that they won't or cannot do other things, of course, but Marcus thinks more about keeping old goods than adding new ones). Ὄργανον, ἐργαλεῖον, σκεῦος πᾶν εἰ πρὸς ὃ κατεσκεύασται ποιεῖ, εὖ ἔχει· καίτοι ἐκεῖ ὁ κατασκευάσας ἐκποδών. ἐπὶ δὲ τῶν ὑπὸ φύσεως συνεχομένων ἔνδον ἐστὶ καὶ παραμένει ἡ κατασκευάσασα δύναμις· καθὸ καὶ μᾶλλον αἰδεῖσθαι αὐτὴν δεῖ καὶ νομίζειν, ἐὰν κατὰ τὸ βούλημα ταύτης ἔχῃς καὶ διεξάγῃς, ἔχειν σοι πάντα κατὰ νοῦν. ἔχει δὲ οὕτως καὶ τῷ παντὶ κατὰ νοῦν τὰ ἑαυτοῦ. Every tool, instrument, or vessel is good, when it is applied to the task for which it has been prepared, even when the person who prepared it is long gone. While a tool lasts, its power to work remains sure, surviving wit...